Home / 1,889,389.88-2,833,792.62-691,031.94

Finding the Fourth Proportional to 1,889,389.88, 2,833,792.62 and 691,031.94

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Solution

The fourth proportional to 1,889,389.88, 2,833,792.62 and 691,031.94 is: 1,036,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,389.88 : 2,833,792.62 = 691,031.94 : x
  2. Step 2: Convert to fraction form
    1,889,389.88/2,833,792.62 = 691,031.94/x
  3. Step 3: Cross multiply
    1,889,389.88x = 2,833,792.62 × 691,031.94
  4. Step 4: Simplify right side
    1,889,389.88x = 1,958,241,211,756.28
  5. Step 5: Solve for x
    x = 1,958,241,211,756.28/1,889,389.88
  6. Step 6: Final answer
    x = 1,036,441.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.